11891RE: [midatlanticretro] IMSAI for sale
- Mar 2, 2009Ouch! That hurts to look at... the insides don't look too bad though.
I wonder why the CPU on the Cromemco ZPU is up on its own little
> -----Original Message-----
> From: email@example.com [mailto:firstname.lastname@example.org]On Behalf Of Mike Loewen
> Sent: Monday, March 02, 2009 8:02 AM
> To: email@example.com
> Subject: Re: [midatlanticretro] IMSAI for sale
> On Mon, 2 Mar 2009, B Degnan wrote:
> > A $200 IMSAI 8080 is a super duper bargain
> The case is in rough shape:
> ...but you're right - it's a bargain. I'm going to have to read up on
> re-forming electrolytic caps. Here's some other info he sent me:
> "The boards are:
> - Cromenco Z80 CPU board
> - Scitronics real-time clock board
> -- The BIOS I wrote for CP/M makes use of the clock but I'll be darned if
> I remember how!
> -- Probably needs a new battery
> - A serial/parallel board
> - A serial board that I made (wire-wrapped). It used the 8250 UART which
> used by the original IBM PC at that time. A write-up of the board's design
> can be found in the June 1984 of
> Microsystems (Sol Libes magazine).
> - The Morrow Disk Jockey 2D/B.
> --The BIOS was modified so that an 8" double density floppy could hold
> about 1200KB instead of the standard 800 or 900 KB. When my friend and I
> made the change all the nerds that were our friends were amazed and
> proclaimed that it was all the storage anybody would ever need. Times have
> changed, right!"
> Mike Loewen mloewen@...
> Old Technology http://sturgeon.css.psu.edu/~mloewen/Oldtech/
> Yahoo! Groups Links
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